INDEX. 391 



Page. 



Deprivation, modes of performing, Keys's . . . 170 



Dovaston's . . 171 



Evans's . . . 172 



proper periods for 162 



Diseases of bees 184 



Dysentery 188 



Vertigo 189 



Tumefaction of Antennae . . . . 192 



Pestilence or Faux couvam .... ib. 



probable causes of ib. 



remedies ib. 



preventive 195 



review of different theories of ... ib. 



Dividers and other implements 107 



their use in deprivation 167 



Drones, their use ...-. 5, SO 



evolution of ab ovo 14 



massacre of 43 



how effected 44 



not found in all swarms 4 



number usual in a hive 3 



occasional preservation of 44 



sitting upon the eggs . 6 



opinion of Mr. Morris ib. 



of Fabricius . ib. 



of Kirby and Spence .... ib. 



Dunbar's observations in his mirror-hive . . . . 8, 21 



Eggs drone, royal, worker ........ 8 



first laying of . . . ' 37 



great laying of 116 



misplaced, devoured by workers .... 42 

 number of, laid in a given period ... 39, 4O 



period at which each sort is laid .... 37 



transportation, opinion of 42 



